I can discern you can discern she can discern we can discern you can discern they can discern
Forma con V-ing
I can be discerning you can be discerning she can be discerning we can be discerning you can be discerning they can be discerning
Perfecto
I can have discerned you can have discerned she can have discerned we can have discerned you can have discerned they can have discerned
Perfecto con V-ing
I can have been discerning you can have been discerning she can have been discerning we can have been discerning you can have been discerning they can have been discerning
Negación
Forma simple
I cannot discern you cannot discern she cannot discern we cannot discern you cannot discern they cannot discern
Forma con V-ing
I cannot be discerning you cannot be discerning she cannot be discerning we cannot be discerning you cannot be discerning they cannot be discerning
Perfecto
I cannot have discerned you cannot have discerned she cannot have discerned we cannot have discerned you cannot have discerned they cannot have discerned
Perfecto con V-ing
I cannot have been discerning you cannot have been discerning she cannot have been discerning we cannot have been discerning you cannot have been discerning they cannot have been discerning
Forma interrogativa
Forma simple
can I discern? can you discern? can she discern? can we discern? can you discern? can they discern?
Forma con V-ing
can I be discerning? can you be discerning? can she be discerning? can we be discerning? can you be discerning? can they be discerning?
Perfecto
can I have discerned? can you have discerned? can she have discerned? can we have discerned? can you have discerned? can they have discerned?
Perfecto con V-ing
can I have been discerning? can you have been discerning? can she have been discerning? can we have been discerning? can you have been discerning? can they have been discerning?
Forma interro-negativa
Forma simple
can I not discern? can you not discern? can she not discern? can we not discern? can you not discern? can they not discern?
Forma con V-ing
can I not be discerning? can you not be discerning? can she not be discerning? can we not be discerning? can you not be discerning? can they not be discerning?
Perfecto
can I not have discerned? can you not have discerned? can she not have discerned? can we not have discerned? can you not have discerned? can they not have discerned?
Perfecto con V-ing
can I not have been discerning? can you not have been discerning? can she not have been discerning? can we not have been discerning? can you not have been discerning? can they not have been discerning?